🗞️ AI Digest [25 Dec 2025]

🔸 OpenAI admits prompt injection is here to stay as enterprises lag on defenses [venturebeat.com] 🔸 StubHub’s ChatGPT app turns ticket hunting into a conversation [techradar.com] 🔸 30 Fast AI Income Ideas You Can Launch This Weekend [hackernoon.com] 🔸 Waymo is testing Gemini as an in-car AI assistant in its robotaxis [techcrunch.com] 🔸 You can now get 50% off Google’s AI Pro plan with Nano Banana Pro (but there’s a catch) [androidauthority.com] 🔸 Nvidia buying AI chip startup Groq for about $20B in cash [cnbc.com] 🔸 Beijing is enforcing tough rules to ensure chatbots don’t misbehave [wsj.com] 🔸 OpenAI discusses an ad-driven strategy centered on ChatGPT scale and media partnerships [searchengineland.com] 🔸 Those smartphone price hikes we’ve feared look like they’re about to start [androidauthority.com] 🔸 Can ChatGPT Outperform the Market? Week 21 [hackernoon.com] 🔸 ChatGPT's attempt at Spotify Wrapped is more embarrassing than any song list [techradar.com] 🔸 The European startup market’s data doesn’t match its energy — yet [techcrunch.com] 🔸 Is Your Model Time-Blind? The Case for Cyclical Feature Encoding [towardsdatascience.com] 🔸 Top 7 Free AI Courses with Certificates [analyticsvidhya.com] 🔸 Can AI fix the operating room? This startup thinks so [techcrunch.com] 🔸 Nvidia to license AI chip challenger Groq’s tech and hire its CEO [techcrunch.com] 🔸 Build Your Own Open-Source Logo Detector: A Practical Guide to ACR, Embeddings & Vector Search [analyticsvidhya.com] 🔸 The Machine Learning “Advent Calendar” Day 24: Transformers for Text in Excel [towardsdatascience.com] 🔸 The HackerNoon Newsletter: The 2026 Crypto Trends Staying Out of the Spotlight (12/24/2025) [hackernoon.com] 🔸 The Machine Learning “Advent Calendar” Day 23: CNN in Excel [towardsdatascience.com] 🔸 The year data centers went from backend to center stage [techcrunch.com] 🔸 As Coding Agents Go Mainstream, Teams Want Proof—and Metrics [hackernoon.com] 🔸 WhiteFiber NC-1 deal is promising, says B. Riley, seeing 127% upside after stock price plunge [coindesk.com] 🔸 Presentation: Ecologies and Economics of Language AI in Practice [infoq.com] 🔸 How to track Santa Claus this Christmas Eve using AI [techcrunch.com] 🔸 Italy tells Meta to suspend its policy that bans rival AI chatbots from WhatsApp [techcrunch.com]